The world's biggest ice sheet is also one of the biggest wild cards when it comes to future climate change.

A new "ultra-white' paint could be a valuable tool for adapting to climate change. But it comes as city officials are haltingly adopting policies to confront a rising number of heat waves.

Coral reefs all over the world, from the Florida Reef Tract to Australia's iconic Great Barrier Reef, are bleaching and dying as ocean temperatures rise. But in a small pocket of the northern Red Sea known as the Gulf of Aqaba, corals are mysteriously thriving.

Glaciers around the globe are losing ice at faster and faster rates, scientists say. New research suggests that melting worldwide has accelerated by around 30% in the last two decades alone.

Clearer skies born of COVID-19 pandemic lockdowns appear to have had an unexpected side effect: They reduced summer snowmelt in the Indus River Basin, which supplies fresh water to more than 300 million people in India and Pakistan.